List the five spheres of earth and give two examples of environments that involve more than one sphere.

Even carnivores depend on producers because A: carnivores eat only other animals B: carnivores eat both plants and other animals C: carnivores eat producers D: carnivores eat animals that eat plants

A storm washed five female and five male tiger beetles from the mainland to a small island that had no previous population of tiger beetles. In tiger beetles, having six spots (A) is dominant to having four spots (a).

Can the question "are domesticated dogs as smart as wolves" be answered scientifically

How would someone identify an above ground fault on a geologic map?

Simple single celled organisms often reproduce by the process of

What is the main role of the carbohydrate glucose in a living cell

In order for a species to evolve, it must be able to

Your friend is trying to convince you that if the ligaments binding the bones together at your freely movable joints (such as your knee, shoulder, and hip joints) contained a higher percentage of elastic fibers, you would be much more flexible.

What reactants are used to create ATP in cellular respiration?

What impact does el nino have on the fishing industry a. an increase in the numbers of sea birds depletes the fish supply b. nutriants no longer come to the surface, so fish die or migrate c. ocean temperature are too warm for fish d.